U.S. Department of Commerce. (1933). Bureau of Standards Journal of Research Vol. 9. Government Printing Office.
Citação norma ChicagoU.S. Department of Commerce. Bureau of Standards Journal of Research Vol. 9. Washington: Government Printing Office, 1933.
Citação norma MLAU.S. Department of Commerce. Bureau of Standards Journal of Research Vol. 9. Government Printing Office, 1933.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.